2023学年完整公开课版B5U1Reading

Unit1GreatScientists

1.Archimedes2.CharlesDarwin3.ThomasNewcomen4.GregorMendel5.MarieCuire6.ThomasEdison7.LeonardodaVinci8.SirHumphryDavy9.ZhangHeng10.StephenHawking

Warmingup3Howtoproveanewidea?Puttheminorder.FindaproblemMakeaquestionThinkofamethodCollectresultsAnalyzetheresultsRepeatifnecessaryDrawaconclusionDrawaconclusion ThinkofamethodCollectresults MakeaquestionFindaproblem AnalyzetheresultsFindsupportingevidenceRepeatifnecessaryFindsupportingevidenceDoingresearchisnotaneasytask.

JohnSnowJohnSnow(1813-1858)

衢州常山紫港中学方辉Nationality:EnglishKnownfor:LocatingsourceofacholeraoutbreakFields:Epidemiology(传染学)Whydidauthorusethepresenttense-“DEFEATS”inthetitle?JohnSnowDefeats“KingCholera”Toemphasizethefactdeadly,severe;hardtocureReadthetitle6ReadinparagraphsTrytosummarizeeachparagraphafterfinishingthereadingtasks.Useyourownwords.P11Findaproblem234whowhenwherewhatReadforthelogicBUTWhyhe’sinspiredAfamous&expertdoctorHelpingordinarypeopleThedeadlydiseaseofitsdayNeither

itscausenoritscurewasunderstood.manyterrifiedpeoplediedeverytime…facethechallengeandsolvetheproblem.causescauseeffectsHeknewthatcholerawouldneverbecontrolleduntilitscausewasfound.presenttheagainDeveloptheparagraphbycauseandeffectJohnSnowwantedtofindthecauseofcholera.terP2Makeaquestion1122ThepossiblecauseoftheCholeraTwotheoriessuggestedThecholeramultipliedintheair.Peopleabsorbeditintobodieswithmeals.Yes

JohnSnowthoughtpeoplebecameillaftereatinginfectedfood.But

P3ThinkofamethodFindoutthecausesandeffects/resultsSoAsSoseverethateffectshewasdeterminedtofindoutwhy.causesNeededevidenceHitLondonSpreadquicklythroughpoorneighbourhood500peoplediedin2particularstreetJohnSnowmadeuphismindtofindoutthecausebecauseofthedeadlyattack.Findoutcausesandeffects/resultsP4-5Collect&analyzeresultsresult1Itseemsthatthewaterwastoblame.causesresult2Soonafterwardsthedisease_____________.Cholerawasspreadby_____causesHe___________thesourceofthewater.Hefoundthat___________.Hetoldpeopleto_________.sloweddowngermslookedintoJohnSnowfoundthatthecauseofcholeracamefromthepollutedwater.polluteremove.from1death2

death5death…1,2,…30,…40:numbersofhousesHowdidJohnfindtheclue?Result:WaterwastoblameHealthypeopleworkinginthepubP6FindsupportingevidencecauseTheothertwodeathsthat______________theBSstreetoutbreak.ThedeathofawomanandherdaughtereffectHewasabletoannounce____________that___________________________.werelinkedtowithcertaintypollutedwatercarriedthegermsTheextratwodeathsprovedJohnSnow’sconclusion.P7DrawaconclusionEffectsJohnSnow________thatthesourceofallwatersupplies(should)

beexamined.Thewatercompanies__________________exposepeopletopollutedwateranymore._________“KingCholera”wasdefeated.suggestedwereinstructednottoFinallyCholerawasdefeatedatlast.Collectthesentencesforsummary&finishit.P1:JohnSnow

wantedtofindthecauseofcholera.P2:JohnSnow

thoughtpeoplebecameillaftereatinginfectedfood.P3:JohnSnow

madeuphismindtofindoutthecausebecauseofthedeadlyattack.P4-5:JohnSnow

foundthatthecausecamefromthepollutedwater.P6:TheextratwodeathsprovedJohnSnow'sconclusion.P7:Cholerawasdefeatedatlast.AsummaryofthewholepassageJohnSnowwantedtofindthecauseofcholera.Hethoughtthatpeoplebecameillaftereatingtheinfectedfood.Thenhemadeuseofandeadlyattacktotesthisidea.Hefoundthatthecauseofcholeracamefromthepollutedwaterby_____________.Besides,theextratwodeathsprovedhisconclusion.Sothecausewasknownandcholeracouldbedefeatedatlast.analyzingthedata17ReadbeyondparagraphsReadthepassageagainandtellthecharacteristicsofJohnSnow.WhatdoyouthinkofJohnSnow?patientintelligentambitiousStrong-willedKind-heartedreasonable……“Scienceisnothingbutgoodsense

andsoundreason.”Whatwouldyoudoifyoufindaprobleminyourdailylife?procedureofdealingwithaproblem:Freetalk:FindaproblemThinkofaproblem/methodSolvetheproblem____Senior2EnglishGroupJohnSnowDefeats“KingCholera”

JohnSnowdefeated“KingCholera”?Mainidea:Guessing:Howwhowhat______________________________Fastreading:

FindaproblemThinkofamethodSolvetheproblempart1:________part2:________part3:________StructureofthepassageProcedurepara1para2-3para4-7Part1:FindaproblemWho

isJohnSnow?Whatdidhewanttodowhentherewasanoutbreakofcholeraathistime?Whydidheinvolvehimselfinsuchabigtrouble?Detailedreading:afamousdoctorinLondonQueenVictoria'spersonalphysicianfacethechallengesolvetheproblemHebecameinspiredwhenhethoughtabouthelpingtheordinarypeopleexposedtocholera.Part2:TwotheoriesThefirsttheory:_________________Detailedreading:Thesecondtheory:_____________________multipliedintheairabsorbedintobodieswithmeals_______________________________________________________________________________________________________________________________________Detailedreading:Part3:scientificresearchWhatdidhedotoprovehisidea?markedonamapthedeathsStep1:Step2:Step3:Step4:Step5:madefurtherinvestigationslookedintothesourceofthewaterfoundsupportingevidenceannouncewithcertaintyFirsthemarkedamaptheexactplaceswhereallthedeadpeoplehadlived.ManyofthedeathswerenearpumpinBroadStreet(especiallynumbers16,37,38and40).Healsonoticedthatsomehousessuchas20and21BroadStreetand8and9CambridgeStreet)hadhadnodeaths.Hehadnotforeseenthis,sohemadefurtherinvestigations.Hediscoveredthatthesepeopleworkedinthepubat7CambridgeStreet.Theyhadbeemgivenfreebeerandsohadnotdrunkthewaterfromthepump.

Itseemedthatthewaterwastoblame.Detailedreading:

collect

____________theresults_______resultsanalyse

collectresults

analysetheresults

drawa_________conclusion

Next,JohnSnowlookedintothesourceofthewaterforthesetwostreets.HefoundthatitcamefromtheriverpollutedbythedirtywaterfromLondon.HeimmediatelytoldtheastonishedpeopleinBroadStreettoremovethehandlefromthepumpsothatitcouldnotbeused.Soonafterwardsthediseasesloweddown.Hehadshownthatcholerawasspreadbygermsandnotinacloudofgas.Detailedreading:

collectresultsanalysetheresultsdrawaconclusion

InanotherpartofLondon,hefoundsupportingevidencefromtwootherdeathsthatwerelinkedtotheBroadStreetoutbreak.Awoman,whohadmovedawayfromBroadStreet,likedthewaterfromthepumpsomuchthatshehaditdeliveredtoherhouseeveryday.Bothsheandherdaughterdiedofcholeraafterdrinkingthewater.Withthisextraevidence

JohnSnowwasabletoannouncewithcertaintythatpollutedwatercarriedthevirus.Detailedreading:

collectresultsanalysetheresultsdrawaconclusionWhatdoyoufindaboutthewholeprocessofhisscientificresearch?WhatqualitiesofJohnSnowcanyouseefromhisscientificresearch?456Disucuss